Math Crossword Puzzle

Edit Answers
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Across
  1. 4. -20x=60
  2. 6. 5x = 25
  3. 8. 2x+-10=70
  4. 9. 2x = 50
  5. 11. 3x+10=40
Down
  1. 1. -5x=50
  2. 2. 7x+6=54
  3. 3. 2x+10=50
  4. 4. 2x+1=5
  5. 5. 13=166
  6. 7. -10x-10=410
  7. 10. 2x+10=60